Re: Panic on kldload/kldunload in/near callout

From: Alexander V. Chernikov <>
Date: Sun, 13 Sep 2015 08:51:14 +0300
12.09.2015, 20:30, "hiren panchasara" <>:
> On 09/12/15 at 03:32P, Alexander V. Chernikov wrote:
>> š12.09.2015, 02:22, "hiren panchasara" <>:
>> š> On 09/11/15 at 09:06P, Hans Petter Selasky wrote:
> [skip]
>> š> I'll try to get it. Meanwhile I am getting another panic on idle box:
>> š>
>> šThe easiest explanation could be lack of lla_create() result check, fixed in r286945.
>> šThis panic is triggered by fast interface down-up (or just up), when ARP packet is received but there are no (matching) IPv4 prefix on the interface.
>> šIf this is not the case (e.g. it paniced w/o any interface changes and there were no other subnets in given L2 segment) I'd be happy to debug this further.
> Just hit another last night. (Box goes to db> ; let me know if you want
> to debug anything when that happens.)
Would you mind showing full backtrace for that core? (e.g. situation has to be different for newer -current).
> I am sure there were no interface changes on the box and it was sitting
> idle. (Unsure of the other subnets part.) And I am on 3 days old -head
> so I already have r286945. I disabled IPv6 on the box just to eliminate
> that but panic still happens.
> Cheers,
> Hiren
Received on Sun Sep 13 2015 - 03:51:20 UTC

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